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December Weather in Geneston, France

Last updated: August 23, 2025

In December, the average temperature in Geneston, France hovers around 8°C (46°F). Expect cooler days, with minimums dropping to -3°C (27°F) and maximums reaching up to 17°C (62°F). Be prepared for occasional rain, as 113 mm (4.4 in) of precipitation typically falls over 15 days, accompanied by a high average humidity of 90%.

December Temperature in Geneston

In December in Geneston, the average temperature is 8°C (46°F). The maximum can reach 17°C (62°F), and the minimum can be as low as -3°C (27°F). This range makes Geneston a suitable destination for travelers seeking a mix of mild days and cool evenings.

December Weather in Geneston: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Geneston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geneston, December typically has an average temperature of 8°C (46°F), with highs reaching up to 17°C (62°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434649535965696763564846
Data source: Temperature data for Geneston generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Geneston

In Geneston in December, the total precipitation amount is 113 mm (4.4 in) over the course of 15 days.

December Precipitation Trends in Geneston

The chart displays monthly precipitation patterns in Geneston, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Geneston, December typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec5469734767803340448382113
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Geneston

In Geneston in December, humidity is 90%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and stay dry while exploring the sights.

December Average Humidity in Geneston

This chart illustrates the average monthly humidity levels in Geneston, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Geneston is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Geneston

In Geneston in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Geneston, you can visit Hourly UV Index in Geneston.

Maximum UV Index Levels in Geneston for December

The chart shows the monthly maximum UV Index (UVI) for Geneston in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Geneston typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986522
Data source: Geneston December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Geneston Compares to Other Months

Weather in Geneston varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Geneston, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Geneston, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)54 mm (2.1 inches)88%low
February Weather8°C (46°F)69 mm (2.7 inches)87%moderate
March Weather9°C (49°F)73 mm (2.9 inches)84%moderate
April Weather12°C (54°F)47 mm (1.9 inches)83%high
May Weather15°C (59°F)67 mm (2.7 inches)81%very high
June Weather19°C (66°F)80 mm (3.2 inches)75%very high
July Weather20°C (69°F)33 mm (1.3 inches)65%very high
August Weather20°C (68°F)40 mm (1.6 inches)67%very high
September Weather17°C (64°F)44 mm (1.7 inches)75%high
October Weather14°C (57°F)83 mm (3.3 inches)85%moderate
November Weather9°C (48°F)82 mm (3.2 inches)88%low
December Weather8°C (46°F)113 mm (4.4 inches)90%low

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